\latex{This document describes a set of basic utilities }%, implemented in Java,
\html{This package contains utility classes}
used in the Java software developed in the {\em simulation laboratory\/}
of the DIRO, at the Universit\'e de Montr\'eal.
Many of these tools were originally implemented in the Modula-2 language
and have been translated in C and then in Java, with some adaptations
along the road.
